1420432402079 has 2 divisors, whose sum is σ = 1420432402080. Its totient is φ = 1420432402078.

The previous prime is 1420432402031. The next prime is 1420432402097. The reversal of 1420432402079 is 9702042340241.

Together with next prime (1420432402097) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1420432402079 is a prime.

It is a super-3 number, since 3×1420432402079³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1420432402019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710216201039 + 710216201040.

It is an arithmetic number, because the mean of its divisors is an integer number (710216201040).

Almost surely, 2^{1420432402079} is an apocalyptic number.

1420432402079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420432402079 is an equidigital number, since it uses as much as digits as its factorization.

1420432402079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 1420432402079 in words is "one trillion, four hundred twenty billion, four hundred thirty-two million, four hundred two thousand, seventy-nine".